Turn on Child Safety Mode
A blue indicator on the interior lock confirms that the mode is active.
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MD12 · Child Safety Lock with 2K Camera
MD12 keeps the parent-controlled indoor PIN of MD11 and adds a built-in 2K entryway camera, live video and doorbell alerts.

A parent-controlled step is required before the door can be opened from inside.
A blue indicator on the interior lock confirms that the mode is active.
A parent-set 4-digit PIN is required before the door can be opened from inside.
Authorized adults retain their outside-entry options.
Parent-controlled indoor exit with a 4-digit PIN.
Keeps the same indoor-exit control and adds a camera view of the entryway.

Use the Bestkid app to check the entryway and stay informed about compatible door activity.
Fingerprint, anti-peep PIN, RFID card, Bluetooth app, built-in Wi-Fi remote access or emergency key.

Built-in Wi-Fi, rechargeable power and modes that adapt as routines change.
Product specifications, camera features and everyday modes in one quick-reference table.
| Model | MD12 biometric smart deadbolt |
|---|---|
| Camera & alerts | Built-in 2K camera, live and recorded video, real-time doorbell alerts |
| Capacity | Up to 100 fingerprints, 20 PIN codes and 100 RFID cards |
| Connectivity | Bluetooth app and built-in Wi-Fi remote access |
| Charging | Type-C 5V/1A; full charge in about 5 hours with emergency power-bank support |
| Operating range | -4°F to 113°F |
| Construction | Durable zinc-alloy construction with IP53 rating |
| Dimensions | 7.87 × 4.52 × 9.25 in |
| Modes | Countdown auto-lock, always-open, silent and do-not-disturb |
Confirm door fit before ordering, then use the installation overview during setup.

